Explosions hammer Beirut - as the IDF increases its bombardment. Israel has threatened to destroy the Lebanese capital - just like it did to Gaza. Iranians gather for their first Friday prayers since the US and Israel began attacking the Islamic Republic one week ago. RT observes the crowds in Tehran - as they grieve for their supreme leader. An Iranian official visits the RT bureau in Tehran - to inspect the damage from the US-Israeli strikes. As the conflict expands, Sri Lanka warns the belligerents to abide by international law. That's after the US sank an Iranian frigate in the Indian Ocean, reportedly killing more than 100 sailors. Iran launches a new wave of retaliatory strikes against Israel - using powerful ballistic missiles.